Question: Refer to Table s6.1-Factors for Computing Control Chat Limits (3 sigma) for this problem. Auto pistons at Wenming Chung's plant in Shanghai are produced in
Refer to Table s6.1-Factors for Computing Control Chat Limits (3 sigma) for this problem. Auto pistons at Wenming Chung's plant in Shanghai are produced in s forging process, and the diameter is a critical factor that must be controllod. From sample sices of 10 pialcns produced each day, the mean and the range of this diameter have been as follows: a) What is the value of x ? x= mm (round your response to two decimal places)
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